Pulley



FIG. 1 is a front, right side and top perspective view of a pulley in accordance with our new design;

FIG. 2 is a front elevation view of the pulley in accordance with our new design;

FIG. 3 is a rear elevation view of the pulley in accordance with our new design;

FIG. 4 is a left side view of the pulley in accordance with our new design, a right side view being a mirror image thereof;

FIG. 5 is a top plan view of the pulley in accordance with our new design, a bottom plan view being a mirror image thereof; and,

FIG. 6 is an enlarged sectional view taken along a line 6-6 of FIG. 2 of the pulley in accordance with our new design. 

The ornamental design for a pulley, as shown and described. 